A remarkable result has been achieved by optimization of cultivation medium ingredients and application of a new culture method.

我们优化了培养基配方，采用了全新的培养方法，取得了可喜的进展。

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Systemic optimization study of solid state fermentation medium and the optimum culture conditions of the best inoculum were made by single factor experiment and L9 (34) orthogonal test.

通过单因素实验和L9(34)正交试验对适合最佳接种菌剂的固态发酵培养基和最适培养条件进行了较为系统的优化研究，最终研制出了一种高品质的复合菌培养物。

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This experimental work was primarily on the fermentation techniques of lactic acid, trying to enhance the production of lactic acid by mutation of the strain and optimization of the culture medium.

本实验在选育高产菌株及优化培养基的基础上，通过探索德氏乳杆菌的发酵工艺提高其乳酸产量。

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